Network · AS26356

AS26356 CRUSOE ENERGY SYSTEMS LLC

AS26356 (CRUSOE ENERGY SYSTEMS LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Network check ASN

AS26356

  • OwnerCRUSOE ENERGY SYSTEMS LLC
  • KindInternet service provider
  • Servers, not peopleno
  • IPv4 addresses23,552
  • IPv4 ranges17
  • IPv6 ranges0
Risk score0

Nothing suspicious found.

Largest IPv4 ranges

  • 216.86.160.0/20
  • 160.211.96.0/20
  • 160.211.64.0/20
  • 204.52.24.0/21
  • 160.211.80.0/21
  • 160.211.32.0/21
  • 91.106.220.0/22
  • 216.147.118.0/23
  • 204.52.22.0/23
  • 160.211.62.0/23
  • 160.211.48.0/23
  • 160.211.46.0/23

Ranges and owner from DB-IP (CC BY 4.0), updated 2026-10-22.

Check an IP address →

Detect it in code

Spot AS26356 traffic at signup.

Send the visitor's IP. The response includes the ASN, the owner and flags.hosting.

curl https://veqen-app.com/v1/ip/check \
  -H "Authorization: Bearer $VEQEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"ip": "203.0.113.7"}'
import os, requests

r = requests.post(
    "https://veqen-app.com/v1/ip/check",
    headers={"Authorization": f"Bearer {os.environ['VEQEN_API_KEY']}"},
    json={"ip": "203.0.113.7"},
    timeout=10,
)
result = r.json()
print(result["risk"]["verdict"], result["risk"]["reasons"])
const res = await fetch("https://veqen-app.com/v1/ip/check", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.VEQEN_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({"ip": "203.0.113.7"}),
});
const result = await res.json();
console.log(result.risk.verdict, result.risk.reasons);
Questions

About AS26356

Is AS26356 a datacenter or VPN network?

AS26356 (CRUSOE ENERGY SYSTEMS LLC) looks like an internet service provider, so its addresses are mostly real home, business or mobile connections.

Who owns AS26356?

AS26356 is registered to CRUSOE ENERGY SYSTEMS LLC. It announces about 23,552 IPv4 addresses.

How do I detect traffic from AS26356?

Call the Veqen IP check with the visitor's address. The response includes the ASN, the owner and whether the network is a datacenter, VPN network, relay or ISP.